pulse
Palmer Station, Antarctica (seismic) archived on May 15, 2025
download
spectrogram

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Thu May 15 00:50:51 2025 5.9 -7.15 126.10 6 Timor Leste (151 km N of Manatutu, Timor Leste) Wed May 14 04:15:38 2025 6.4 -18.72 -175.28 6 Tonga (137 km W of Neiafu, Tonga) Total: 2 events.

About this archived stream:

Station : PMSA (network: IRIS/USGS) at Palmer Station, Antarctica
Sensor : STS-1VBB_w/E300
Recorder : Q330 @ 100 Hz
Pod : ms-rhea@x.x.31.38 | macOS 15.3 | psm v. 178
Speedup : ×500 (transposed up about 9 octaves)
Loop duration (real) : 48 hours
Loop duration (audio) : 05:45 (stereo)
Data channels : miniseed (IU.PMSA.00.BH1 IU.PMSA.00.BH2)
RMS : 0.010458
Spectrogram type : raw
Gain correction : 25dB
SoX post-processing : highpass -2 90 highpass -2 90
compand 0.001,0.01 6:-80,-50,-40,-10,0,-3
Archived on : Fri May 16 00:03:41 UTC 2025 (about 1 year ago)
Metadata source : auto-archived factoids